/*
 * Copyright (C) 2015 - present Instructure, Inc.
 *
 * This file is part of Canvas.
 *
 * Canvas is free software: you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License as published by the Free
 * Software Foundation, version 3 of the License.
 *
 * Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
 * A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Affero General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

@import "base/environment";
@import "components/ic-range-input";
@import "components/ProgressBar";

//// Vertical content alignment on elements in Theme editor
///////
.te-Flex {
  display: flex;
  .te-Flex__block {flex: 1;}
  .te-Flex__end {
    align-self: flex-end;
  }
  &.te-Flex--v-middle {
    align-items: center;
  }
}
//// Make sure we're using border-box
///////
* { box-sizing: border-box; }

//// Suppress scroll on the body for Theme Editor

html, body { height: 100%; }

body { overflow: hidden; }

.ic-Layout-columns {
  height: 100%;
  max-width: 100% !important;
  margin-bottom: 0;
  padding-bottom: 0;
}

//// Variables for theme editor
///////
$te-bgd: $ic-bg-light-neutral;
$te-bgd-dark: lighten($ic-color-dark, 6);
$te-content-bgd: $ic-color-light;
$te-input-height: 30px;
$te-border-color: $ic-border-light;
$te-width: 300px;
$te-footer-height: 72px;

//// Layout for Theme editor
///////
@keyframes fadeIn { from { opacity:0; } to { opacity:1; } }

.Theme__container {
  margin: 0; // overwrite default margin on forms
  animation: fadeIn ease-in 1;
  animation-fill-mode:forwards;
  animation-duration: 0.2s;
}

.Theme__layout {
  display: flex;
  height: calc(100vh - #{$te-footer-height});
  overflow: hidden;
  &.Theme__layout--is-active-theme {
    border: 4px solid $ic-color-success;
    border-bottom: none;
  }
}

.Theme__editor {
  flex: 0 0 $te-width;
  background: $te-bgd;
  overflow-y: auto;
  position: relative;
  box-shadow: 2px 0 4px rgba(black, 0.3);
}

.Theme__preview { flex: 1; }

.Theme__preview-overlay {
  background: rgba(black, 0.5);
  height: calc(100% - #{$te-footer-height});
  width: calc(100% - #{$te-width});
  z-index: 8000;
  position: absolute;
  left: $te-width; top: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  .Theme__layout--is-active-theme & {
    top: 4px; left: $te-width + 4;
    height: calc(100% - #{$te-footer-height + 4});
    width: calc(100% - #{$te-width + 8});
  }
  .Button { border-color: rgba(black, 0.5); }
}

.Theme__preview-button-text {
  padding-left: $ic-sp;
}

.Theme__preview iframe {
  border: none;
  width: 100%;
  height: 100vh;
  padding-bottom: $te-footer-height;
}

//// Theme Editor content
///////

.Theme__header {
  position: fixed;
  left: 0; bottom: 0;
  width: 100%;
  background: $te-bgd-dark;
  color: $ic-color-light;
  .Button { border-color: darken($te-bgd-dark, 8); }
  &.Theme__header--is-active-theme {
    background: $ic-color-success;
    .Button { border-color: darken($ic-color-success, 8); }
  }
}

.Theme__header-layout {
  height: $te-footer-height;
  display: flex;
  align-items: center;
  padding: 0 $ic-sp*1.5;

}

.Theme__header-primary {
  flex: 1;
  display: flex;
  align-items: center;
}

.Theme__header-theme-name {
  @include fontSize(16px);
  margin: 0 0 0 $ic-sp*1.5;
}

.Theme__editor-shared-themes {
  text-align: center;
  color: $ic-color-light;
  background: $te-bgd-dark;
  padding: $ic-sp;
  border-bottom: 1px solid $te-border-color;
}

//// Tabs for Theme Editor
///////
.Theme__editor-tabs {
  background: $te-bgd-dark;
  $te-tab-text-color: $ic-color-light;
  $te-tab-text-color-hover: darken($ic-color-light, 10);

  .Theme__editor-tabs_item {
    color: $te-tab-text-color;
    padding: $ic-sp;
    @include fontSize(14px);
    margin: 0;
    cursor: pointer;
    font-weight: normal;

    &:hover, &:focus {
      color: $te-tab-text-color-hover;
    }
  }

  .Theme__editor-tabs_input {
    opacity: 0;
    position: absolute;
    top: 0; left: 0;
  }

  #te-editor:checked ~ .Theme__editor-tab-label-layout #te-editor-tab,
  #te-upload:checked ~ .Theme__editor-tab-label-layout #te-upload-tab {
     position: relative;
     cursor: default;

    &:before {
      content: "";
      border: 8px transparent solid;
      width: 0; height: 0;
      border-bottom-color: $te-content-bgd;
      position: absolute;
      bottom: -1px;
      left: 0; right: 0;
      margin: 0 auto;
    }

    &:hover {
      color: $te-tab-text-color;
    }
  }

  #te-editor:checked ~ #te-upload-panel,
  #te-upload:checked ~ #te-editor-panel {
    display: none;
  }

  .Theme__editor-tabs_item ~ .Theme__editor-tabs_panel {
    border: none;
  }
}

.Theme__editor-tab-label-layout {
  display: flex;
  justify-content: space-around;
  border-bottom: 1px solid $ic-color-light;
}


//// File Upload styles for Theme Editor
///////

.Theme__editor-upload-overrides {
  background-color: $te-content-bgd;
  color: $ic-font-color-dark;

  .Theme__editor-upload-overrides_header {
    padding: 10px;
    border-top: 1px solid $ic-border-light;
  }
}
.Theme__editor-upload-warning {
  padding: $ic-sp;
  @include fontSize(14px);
  background: $te-content-bgd;
  display: flex;
  align-items: flex-start;
  .Theme__editor-upload-warning_icon {
    width: 60px;
    text-align: center;
    i {color: $ic-color-alert;}
  } // added so icon div gets a width
  p {margin: 0;} // override canvas global margins on p tags
  .Theme__editor-upload-warning_text-emphasis {padding-bottom: $ic-sp;}
}
.ThemeEditorFileUpload {
  padding: $ic-sp;
  width: 100%;
}
.ThemeEditorFileUpload__file-chooser {
  display: flex;
  flex: 1;
  overflow: hidden;

  input[type="file"] {
    position: absolute;
    top: 0; left: -9999px;
    opacity: 0;
  }
}

.ThemeEditorFileUpload__fake-input {
  color: $ic-font-color-dark;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: inline-block;
  cursor: default;

  input[type="file"]:focus ~ & {
    border-color: $ic-brand-primary;
  }
}

.ThemeEditorFileUpload__reset-button {
  min-width: 44px;
  cursor: pointer;
  justify-content: center;

  &:disabled {
    cursor: default;
  }

  @if $use_high_contrast == false { outline: none; }
}


.ThemeEditorFileUpload__view-file {
  float: right;
  font-weight: normal;
}

//// Accordion styles for Theme Editor
///////
// There is a lot of overriding here to support our jquery
// accordion ui, but the theme for theme editor
@mixin animate-icon {
  transform: rotate(90deg);
}
@mixin animate-hover {
  transition: padding 0.2s;
  padding-left: 5px;
  padding-right: 5px;
}
.Theme__editor-accordion.ui-accordion {
  .ui-accordion-header {
    border: none;
    background: $te-bgd;
    border-radius: 0;
    color: $ic-font-color-dark;
    &:not(:first-child) {
      border-top: 1px solid $te-border-color;
    }
    $te-accordion-hover: $ic-color-dark;
    // Default accordion state
    &.ui-state-default {
      background: $te-bgd;
      box-shadow: none;
      border: none;
      border-bottom: 1px solid $te-border-color;
      border-radius: 0;
      padding: 8px $ic-sp;
      margin-top: 0;
      color: $ic-font-color-dark;
      .Theme__editor-accordion-icon {
        transform: rotate(-90deg);
      }
      &:last-child {
        border-bottom: none;
      }
      // Link, Link hover & Focus accordion state
      a {
        color: $ic-font-color-dark;
        transition: color 0.2s;
        border-radius: 0;
        transition: padding 0.2s;
        padding: $ic-sp/2 0;
        font-weight: bold;
        @include fontSize(14px);
        &:hover {
          color: $ic-color-light;
        }
      }
      &.ui-state-hover
        {
        background: $te-accordion-hover;
        &,
        a:hover,
        &.ui-state-hover a:hover,
        &.ui-state-hover a {
        color: $ic-color-light;
        }
        .Theme__editor-accordion-icon {
          @include animate-icon;
        }
      }
      &.ui-state-focus {
        background: $te-accordion-hover;
        border: none;
        outline: none;
        a {
          color: $ic-color-light;
          box-shadow: none;
          outline: none;
          @if $use_high_contrast {
            box-shadow: inset 0 0 0 2px $te-accordion-hover;
          }
        }
        .Theme__editor-accordion-icon {
          @include animate-icon;
        }
      }
      // Active & Focus accordion state
      &.ui-state-active {
        border: none;
        background: $te-bgd;
        border-color: $te-content-bgd;
        &,
        &.ui-state-hover,
        &.ui-state-hover a:hover,
        &.ui-state-hover a {
          color: $ic-font-color-dark;
        }
        &.ui-state-focus {
          a, a:hover {
            box-shadow: none;
            outline: none;
            @if $use_high_contrast {
              box-shadow: inset 0 0 0 2px $te-content-bgd;
            }
            color: $ic-font-color-dark;
          }
        }
        .Theme__editor-accordion-icon {
          @include animate-icon;
        }
      }
      // Takes out un-needed jquery icon
      > span {display: none;}
    }
  }
  .ui-accordion-content {
    background: $te-content-bgd;
    padding: 0 $ic-sp;
    color: $ic-color-light;
    border: none;
    border-radius: 0;
    &.ui-accordion-content-active {
      overflow: visible !important;
      border-radius: 0;
      box-shadow: inset 0px 0 4px $ic-color-neutral;
    }
  }
}
//// Panel Content Styles
//////
.Theme__editor-accordion_element {
  padding: $ic-sp 0;
  margin: 0;
}
.Theme__editor-form--color {
  display: flex;
  align-items: center;
  .Theme__editor-color-label {
    padding: 0;
    margin: 0;
  }
}
////
// Styles for color block
////
.Theme__editor-color_title {
  flex: 1 80px;
  padding: 0;
  margin: 0;
  font-size: $h2-font-size;
  color: $ic-font-color-dark;
}
.Theme__editor-color-block {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  .Theme__editor-color-block_input {
    padding: 0;
    margin: 0;
    box-shadow: none;
    border: none;
    outline: none;
  }

  .Theme__editor-color-block_input-text {
    width: 75px;
    height: $te-input-height;
    margin: 0 $ic-sp 0 0;
    padding: 0 $ic-sp/2;
    color: $ic-font-color-dark;
    border: 1px solid $ic-color-neutral;
    border-radius: 3px;
  }
  .Theme__editor-color-block_label-sample {
    border: 1px solid $ic-color-neutral;
    border-radius: 3px;
    cursor: pointer;
  }
  .Theme__editor-color-block_input-sample {
    visibility: hidden;
    display: block;
    width: $te-input-height;
    height: $te-input-height;
    box-shadow: none;
  }
  input[type="text"].Theme__editor-color-block_input--has-error {
    &, &:focus{
      border-color: $ic-color-danger;
    }
  }
  .ic-Form-message.ic-Form-message--error{
    position: absolute;
    top: 40px;
    right: 40px;
    left: auto;
    height: auto; width: auto;
    .ic-Form-message__Layout {
      flex-direction: row;
      max-width: 200px; // allows for better presentation for longer string errors
      span {
        box-sizing: border-box;
        align-self: stretch;
        display: block;
        flex: 0 0 150px;
      }
      &:after {
        right: 16px;
        left: auto;
      }
    }
  }
}
////
// Styles for image upload block
////
.Theme__editor-upload {
  .Theme__editor-form--upload {
    width: 100%; // needed for IE to size image previews based on width of parent
  }
  .Theme__editor-form__header {
    display: flex;
  }
  .Theme__editor-upload_title {
    font-size: $h2-font-size;
    color: $ic-font-color-dark;
    margin: 0;
  }
  .Theme__editor-image_upload {
    flex: 100%;
  }
  .Theme__editor-upload_restrictions {
    color: $ic-font-color-dark;
    font-style: italic;
    display: block;
    @include fontSize(12px);
    font-weight: normal;
    padding-top: $ic-sp/2;
  }
  .Theme__editor_preview-img-container {
    padding: $ic-sp;
    border: 1px solid rgba($ic-color-neutral, 0.2);
    background: $ic-color-neutral;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    .Theme__editor_preview-img {
      box-sizing: border-box;
      text-align: center;
      overflow: hidden;
      height: 75px; width: 75px;
      display: flex;
      align-items: center;
      justify-content: center;
      img {
        max-height: 100%;

      }
    }
    &.Theme__editor_preview-img-container--ic-brand-header-image {
      background: $ic-brand-global-nav-logo-bgd;
    }
    &.Theme__editor_preview-img-container--ic-brand-favicon {
      background: #ffffff; // will always be white due to xbrowsers
    }
    &.Theme__editor_preview-img-container--ic-brand-apple-touch-icon {
      background: #212121;
      .Theme__editor_preview-img {
        img {border-radius: 15px;}
      }
    }
    &.Theme__editor_preview-img-container--ic-brand-msapplication-tile-square,
    &.Theme__editor_preview-img-container--ic-brand-msapplication-tile-wide{
      background: $ic-brand-msapplication-tile-color;
    }
  }
  .Theme__editor-placeholder--main {
    align-self: center;
  }
  .Theme__editor-image_upload {
    margin: 0;
    border: 1px solid $ic-color-neutral;
    border-top: none;
    padding: $ic-sp/2 0;
    display: flex;
    align-items: center;
    justify-content: space-around;

    .Theme__editor-image_upload-label {
      margin-bottom: 0;
      position: relative;
    }
    .Theme__editor-input_upload {
      position: absolute;
      top: 0; left: -9999px;
      opacity: 0;

      &:focus + .Theme__editor-button_upload {
        text-decoration: underline;
        @include button-focus-light;
      }
      &:active + .Theme__editor-button_upload {
        background: rgba($ic-color-dark, 0.05);
        box-shadow: none;
      }
    }
    .Theme__editor-input_resets {
      z-index: 2; // make sure these go over the hidden input box
      display: flex;
      align-items: flex-end;
    }
  }
}

.Theme-editor-progress-list-item {
  margin: 0;
  line-height: 1.2;
  padding: $ic-sp 0;
  border-top: 1px solid $ic-border-light;
  display: flex;
  align-items: center;

  &:first-of-type { border-top: none; }
}

.Theme-editor-progress-list-item__title {
  flex: 0 0 36%;
  padding-right: $ic-sp*2;
  font-size: $baseFontSize;
  font-weight: bold;
}

.Theme-editor-progress-list-item__bar {
  flex: 1;
}

// ***HACK*** to make IE10 and 11 properly scale SVGs inside Theme Editor sidebar
// (Also affects other image types because our user-uploaded image URLs do
// not have filetype suffixes. This should be ok, though, because most
// institutions' images should be at least 75px wide.)
@media screen and (-ms-high-contrast: active), (-ms-high-contrast: none) {
  .Theme__editor-upload .Theme__editor_preview-img-container .Theme__editor_preview-img img {
    min-width: 75px;
  }
}
